Designing digital filter and demarcating the feature points of ECG wave with the traditional ECG analysis algorithm.

设计数字滤波器并利用传统的心电分析算法来标定心电波形的特征点。

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Four types of linear phase fir filters are introduced at first, then of this basis a notch filter for processing ECG signal is designed by using multiple exchange algorithm.

首先介绍了线性相位FIR滤波器的四种情况，然后在此基础上设计了一种应用多重交换算法来处理心电信号的陷波滤波器。

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Analysis of frequency spectrum of human ECG using method of real-time frequency spectrum analysis and filter method is presented.

本文介绍了用实时频谱分析法和滤波器法对人体心电信息作频谱分析。

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